Question

relatives ages
what is the number of persons over the age of 50 and no older than 70 in the above histogram?
a. 4
b. 8
c. 11
d. 16

Explanation:

Step1: Identify relevant age groups

Age groups: 51-60, 61-70

Step2: Extract counts from histogram

Count for 51-60: $4$, Count for 61-70: $4$

Step3: Sum the two counts

$\text{Total} = 4 + 4$

Answer:

B. 8